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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Aluminum rail tank cars
Standard published on 30.9.2009
Selected format:Pipework components—Definition and selection of nominal pressure
Standard published on 10.5.2019
Selected format:Road vehicles—Lighiting and light-signalling devices—Environmental endurance
Standard published on 24.1.2025
Selected format:Steel flat pallets for railway goods traffic
Standard published on 22.3.1989
Selected format:General requirements for aero-derivative gas turbines
Standard published on 13.4.2009
Selected format:Noise criteria and sound measurement procedures for aero-derivative gas turbines turnkey installations
Standard published on 10.11.2010
Selected format:Technical specification for crossing signal equipment within the station
Standard published on 13.7.2018
Selected format:Technical specification for crossing signal equipment within the station
Standard published on 13.7.2018
Selected format:Technical specification for crossing signal equipment in wayside
Standard published on 13.7.2018
Selected format:Sugar beet
Standard published on 6.2.2018
Selected format:Latest update: 2026-03-13 (Number of items: 2 266 261)
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